Code : Improve efficiency of optical flow Kalman gain calculation
Code : Improve efficiency of optical flow Kalman gain calculation

priseborough/InertialNav,zlongshen/InertialNav,AlexHAHA/InertialNav,priseborough/InertialNav,flyingk/InertialNav,priseborough/InertialNav,AlexHAHA/InertialNav,ek99800/InertialNav,ek99800/InertialNav,vergil1874/InertialNav,zlongshen/InertialNav,flyingk/InertialNav,ek99800/InertialNav,flyingk/InertialNav,flyingk/InertialNav,priseborough/InertialNav,vergil1874/InertialNav,zlongshen/InertialNav,vergil1874/InertialNav,AlexHAHA/InertialNav